This field indicates what are the MU connection capabilities. bit 0 : If this bit is set, the client is capable to tx/rx on A radio. bit 1 : If this bit is set, the client is capable to tx/rx on BG radio. bit 2 : If this bit is set, the client is capable of wpaV1 privacy. bit 3 : If this bit is set, the client is capable of wpaV2 privacy. bit 4 : If this bit is set, the client is capable to comunicate with 1 data stream. bit 5 : If this bit is set, the client is capable to comunicate with 2 data streams. bit 6 : If this bit is set, the client is capable to comunicate with 3 data streams. bit 7 : If this bit is set, the client is capable of Unscheduled automatic power-save delivery (U-APSD) benefits. The voice client can synchronize the transmission and reception of voice frames with the AP. bit 8 : If this bit is set, the client is capable of Unscheduled automatic power-save delivery (U-APSD) benefits. The video client can synchronize the transmission and reception of video frames with the AP. bit 9 : If this bit is set, the client is capable of Unscheduled automatic power-save delivery (U-APSD) benefits. The client can synchronize the transmission and reception in background queue. bit 10 : If this bit is set, the client is capable of Unscheduled automatic power-save delivery (U-APSD) benefits. The client can synchronize the transmission and reception in best effort queue. bit 11 : If this bit is set, the client is capable of Wi-Fi Multimedia(WMM) power save. bit 12 : If this bit is set, the client is capable of 802.11n Greenfield mode. bit 13 : If this bit is set, the client is on fast-transition mode.